Merge tag 'fbdev-v4.17' of git://github.com/bzolnier/linux
[sfrench/cifs-2.6.git] / drivers / video / fbdev / sbuslib.h
1 /* SPDX-License-Identifier: GPL-2.0 */
2 /* sbuslib.h: SBUS fb helper library interfaces */
3 #ifndef _SBUSLIB_H
4 #define _SBUSLIB_H
5
6 struct sbus_mmap_map {
7         unsigned long voff;
8         unsigned long poff;
9         unsigned long size;
10 };
11
12 #define SBUS_MMAP_FBSIZE(n) (-n)
13 #define SBUS_MMAP_EMPTY 0x80000000
14
15 extern void sbusfb_fill_var(struct fb_var_screeninfo *var,
16                             struct device_node *dp, int bpp);
17 struct vm_area_struct;
18 extern int sbusfb_mmap_helper(struct sbus_mmap_map *map,
19                               unsigned long physbase, unsigned long fbsize,
20                               unsigned long iospace,
21                               struct vm_area_struct *vma);
22 int sbusfb_ioctl_helper(unsigned long cmd, unsigned long arg,
23                         struct fb_info *info,
24                         int type, int fb_depth, unsigned long fb_size);
25 int sbusfb_compat_ioctl(struct fb_info *info, unsigned int cmd,
26                         unsigned long arg);
27
28 #endif /* _SBUSLIB_H */